GTTF: Add missing virtual destructors.

cc/layer_tree_host_impl.h

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_LAYER_TREE_HOST_IMPL_H_
 #define CC_LAYER_TREE_HOST_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
@@ skipping 26 matching lines @@
 class PaintTimeCounter;
 class RenderPassDrawQuad;
 class ResourceProvider;
 class TopControlsManager;
 struct RendererCapabilities;
 struct RenderingStats;
 
 // LayerTreeHost->Proxy callback interface.
 class LayerTreeHostImplClient {
 public:
+    virtual ~LayerTreeHostImplClient() { }
     virtual void didLoseOutputSurfaceOnImplThread() = 0;
     virtual void onSwapBuffersCompleteOnImplThread() = 0;
     virtual void onVSyncParametersChanged(base::TimeTicks timebase, base::TimeDelta interval) = 0;
     virtual void onCanDrawStateChanged(bool canDraw) = 0;
     virtual void onHasPendingTreeStateChanged(bool hasPendingTree) = 0;
     virtual void setNeedsRedrawOnImplThread() = 0;
     virtual void didSwapUseIncompleteTileOnImplThread() = 0;
     virtual void didUploadVisibleHighResolutionTileOnImplThread() = 0;
     virtual void setNeedsCommitOnImplThread() = 0;
     virtual void setNeedsManageTilesOnImplThread() = 0;
@@ skipping 29 matching lines @@
     virtual bool haveTouchEventHandlersAt(const gfx::Point&) OVERRIDE;
 
     // TopControlsManagerClient implementation.
     virtual void setActiveTreeNeedsUpdateDrawProperties() OVERRIDE;
     virtual void setNeedsRedraw() OVERRIDE;
     virtual bool haveRootScrollLayer() const OVERRIDE;
     virtual float rootScrollLayerTotalScrollY() const OVERRIDE;
 
     struct CC_EXPORT FrameData : public RenderPassSink {
         FrameData();
-        ~FrameData();
+        virtual ~FrameData();
 
         std::vector<gfx::Rect> occludingScreenSpaceRects;
         std::vector<gfx::Rect> nonOccludingScreenSpaceRects;
         RenderPassList renderPasses;
         RenderPassIdHashMap renderPassesById;
         const LayerList* renderSurfaceLayerList;
         LayerList willDrawLayers;
 
         // RenderPassSink implementation.
         virtual void appendRenderPass(scoped_ptr<RenderPass>) OVERRIDE;
@@ skipping 261 matching lines @@
     base::TimeTicks m_currentFrameTime;
 
     scoped_ptr<AnimationRegistrar> m_animationRegistrar;
 
     DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYER_TREE_HOST_IMPL_H_